Definition of Drill

Verb: drill dril

Make a hole, especially with a pointed power or hand tool
"don't drill here, there's a gas pipe"; "drill a hole into the wall"; "drill for oil";
- bore
Learn by repetition
"We drilled French verbs every day";
- exercise, practice [N. Amer], practise [Brit, Cdn]
Teach by repetition
Undergo military training or do military exercises

Noun: drill dril

A tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)
An animal similar to the mandrill but smaller and less brightly coloured
- Mandrillus leucophaeus
Systematic training by multiple repetitions
"drill makes perfect";
- exercise, practice, practice session, recitation
(military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms
A strong, durable cotton fabric